Re: [PATCH] xfs_io: document zero and help commands in manpage

[Brian Foster <bfoster@redhat.com>]

On Fri, Dec 04, 2015 at 03:58:08PM -0600, Eric Sandeen wrote:
> zero & fzero are 2 different commands using 2 different interfaces
> to do the same thing, but may as well document them both.
> 
> Also explicitly document "help" to be consistent, and to satisfy
> the xfstest which checks for all commands being documented.
> 
> Signed-off-by: Eric Sandeen <sandeen@redhat.com>
> ---

Reviewed-by: Brian Foster <bfoster@redhat.com>

> 
> 
> diff --git a/man/man8/xfs_io.8 b/man/man8/xfs_io.8
> index 7fd7478..33fbe6a 100644
> --- a/man/man8/xfs_io.8
> +++ b/man/man8/xfs_io.8
> @@ -420,6 +420,13 @@ Call fallocate with FALLOC_FL_ZERO_RANGE flag as described in the
>  .BR fallocate (2)
>  manual page to allocate and zero blocks within the range.
>  .TP
> +.BI zero " offset length"
> +Call xfsctl with
> +.B XFS_IOC_ZERO_RANGE
> +as described in the
> +.BR xfsctl (3)
> +manual page to allocate and zero blocks within the range.
> +.TP
>  .BI truncate " offset"
>  Truncates the current file at the given offset using
>  .BR ftruncate (2).
> @@ -681,6 +688,9 @@ for the current memory mapping.
>  
>  .SH OTHER COMMANDS
>  .TP
> +.BR "help [ " command " ]"
> +Display a brief description of one or all commands.
> +.TP
>  .B print
>  Display a list of all open files and memory mapped regions.
>  The current file and current mapping are distinguishable from
> 
> 
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